Keywords sex dimorphisms in brain;estrogen;substantia nigra;dopaminergic neuron;sensory gating;P50 auditory evoked potential;tyrosine hydroxylase;

• 脑的二型性;雌激素;黑质;多巴胺神经元;感觉门控;P50听觉诱发电位;酪氨酸羟化酶;